[feature] use prim flag in shell (#50309)

* add flag

* change flag

* use prim flag

* fix code

* fix softmax prim flag

* set case timeout

python/paddle/fluid/tests/unittests/prim/composite_ops/test_composite_softmax_grad.py

@@ -78,7 +78,7 @@ class TestCompositeSoftmax(unittest.TestCase):
 
     def cal_composite_grad(self, inputs):
         paddle.enable_static()
-        core._set_prim_all_enabled(True)
+        core._set_prim_forward_enabled(True)
         startup_program = paddle.static.Program()
         main_program = paddle.static.Program()
         with paddle.static.program_guard(main_program, startup_program):
@@ -109,7 +109,7 @@ class TestCompositeSoftmax(unittest.TestCase):
         exe.run(startup_program)
         res = exe.run(main_program, feed={'x': inputs}, fetch_list=[z])
         paddle.disable_static()
-        core._set_prim_all_enabled(False)
+        core._set_prim_forward_enabled(False)
         return res
 
     def compare_backward(self):
@@ -142,12 +142,13 @@ class TestCompositeSoftmaxPrimBackward(unittest.TestCase):
 
     def setUp(self):
         core._set_prim_backward_enabled(True)
-        self.dtypes = ["float32"]
+        self.dtypes = ["float32", "float64"]
         self.shapes = [[2, 3, 4], [2, 3]]
         self.axes = [-1, 0, 1]
 
     def cal_composite_grad(self, inputs):
         paddle.enable_static()
+        core._set_prim_all_enabled(True)
         startup_program = paddle.static.Program()
         main_program = paddle.static.Program()
         with paddle.static.program_guard(main_program, startup_program):
@@ -164,6 +165,7 @@ class TestCompositeSoftmaxPrimBackward(unittest.TestCase):
         exe.run(startup_program)
         res = exe.run(main_program, feed={'x': inputs}, fetch_list=[z])
         paddle.disable_static()
+        core._set_prim_all_enabled(False)
         return res
 
     def compare_backward(self):

python/paddle/fluid/tests/unittests/prim/prim/flags/CMakeLists.txt

@@ -7,3 +7,8 @@ string(REPLACE ".py" "" TEST_OPS "${TEST_OPS}")
 foreach(TEST_OP ${TEST_OPS})
   py_test_modules(${TEST_OP} MODULES ${TEST_OP} ENVS ${GC_ENVS})
 endforeach()
+
+if(WITH_CINN)
+  set_tests_properties(test_prim_flags_case PROPERTIES LABELS "RUN_TYPE=CINN")
+  set_tests_properties(test_prim_flags_case PROPERTIES TIMEOUT 300)
+endif()

python/paddle/fluid/tests/unittests/prim/prim/flags/test_prim_flags_case.py

+# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+import platform
+import unittest
+
+import paddle
+import paddle.nn.functional as F
+from paddle.fluid import core
+
+
+def apply_to_static(net, use_cinn):
+    build_strategy = paddle.static.BuildStrategy()
+    build_strategy.build_cinn_pass = use_cinn
+    return paddle.jit.to_static(net, build_strategy=build_strategy)
+
+
+class PrimeNet(paddle.nn.Layer):
+    def __init__(self):
+        super(PrimeNet, self).__init__()
+
+    def forward(self, x):
+        out = F.softmax(x)
+        res = paddle.exp(out)
+        return res
+
+
+class TestPrimForwardAndBackward(unittest.TestCase):
+    """
+    Test PrimeNet with @to_static + prim forward + prim backward + cinn v.s Dygraph
+    """
+
+    def setUp(self):
+        paddle.seed(2022)
+        self.x = paddle.randn([2, 4])
+        self.x.stop_gradient = False
+        self.flag = None
+
+    def reset_env_flag(self):
+        os.environ["FLAGS_prim_backward"] = "False"
+        os.environ["FLAGS_prim_forward"] = "False"
+        if os.getenv("FLAGS_prim_all"):
+            del os.environ["FLAGS_prim_all"]
+        core.check_and_set_prim_all_enabled()
+
+    def train(self, use_cinn):
+        net = PrimeNet()
+        net = apply_to_static(net, use_cinn)
+
+        out = net(self.x)
+        loss = paddle.mean(out)
+        loss.backward()
+
+        self.check_prim(net)
+
+        return
+
+    def check_prim(self, net):
+        ops = [
+            op.type
+            for op in net.forward.program_cache.last()[-1][-1]
+            .train_program.block(0)
+            .ops
+        ]
+
+        if self.flag in ["prim_all", "cinn_prim_all"]:
+            self.assertTrue('softmax' not in ops)
+            self.assertTrue('exp_grad' not in ops)
+        elif self.flag in ["prim_forward", "cinn_prim_forward"]:
+            self.assertTrue('softmax' not in ops)
+            self.assertTrue('exp_grad' in ops)
+        elif self.flag in ["prim_backward", "cinn_prim_backward"]:
+            self.assertTrue('softmax' in ops)
+            self.assertTrue('exp_grad' not in ops)
+        elif self.flag == "cinn":
+            self.assertTrue('softmax' in ops)
+            self.assertTrue('exp_grad' in ops)
+        else:
+            raise TypeError
+
+    def test_cinn_prim_all(self):
+        """cinn + prim forward + prim backward"""
+        self.reset_env_flag()
+        os.environ["FLAGS_prim_all"] = "True"
+        self.flag = "cinn_prim_all"
+        plat = platform.system()
+        if plat == "Linux":
+            _ = self.train(use_cinn=True)
+        else:
+            pass
+
+    def test_prim_all(self):
+        """prim forward + prim backward"""
+        self.reset_env_flag()
+        os.environ["FLAGS_prim_all"] = "True"
+        self.flag = "prim_all"
+        plat = platform.system()
+        if plat == "Linux":
+            _ = self.train(use_cinn=False)
+        else:
+            pass
+
+    def test_cinn_prim_forward(self):
+        """cinn + prim forward"""
+
+        self.reset_env_flag()
+
+        os.environ["FLAGS_prim_forward"] = "True"
+        self.flag = "cinn_prim_forward"
+        plat = platform.system()
+        if plat == "Linux":
+            _ = self.train(use_cinn=True)
+        else:
+            pass
+
+    def test_prim_forward(self):
+        """only prim forward"""
+        self.reset_env_flag()
+        os.environ["FLAGS_prim_forward"] = "True"
+        self.flag = "prim_forward"
+        plat = platform.system()
+        if plat == "Linux":
+            _ = self.train(use_cinn=False)
+        else:
+            pass
+
+    def test_cinn_prim_backward(self):
+        """cinn + prim_backward"""
+        self.reset_env_flag()
+        os.environ["FLAGS_prim_backward"] = "True"
+        self.flag = "cinn_prim_backward"
+        plat = platform.system()
+        if plat == "Linux":
+            _ = self.train(use_cinn=True)
+        else:
+            pass
+
+    def test_prim_backward(self):
+        """only prim backward"""
+        self.reset_env_flag()
+        os.environ["FLAGS_prim_backward"] = "True"
+        self.flag = "prim_backward"
+        plat = platform.system()
+        if plat == "Linux":
+            _ = self.train(use_cinn=False)
+        else:
+            pass
+
+    def test_cinn(self):
+        """only cinn"""
+        self.reset_env_flag()
+        self.flag = "cinn"
+        plat = platform.system()
+        if plat == "Linux":
+            _ = self.train(use_cinn=True)
+        else:
+            pass
+
+
+if __name__ == '__main__':
+    unittest.main()

python/paddle/jit/dy2static/partial_program.py

@@ -571,8 +571,7 @@ class PartialProgramLayer:
                 targets.append(program.global_block().var(out.name))
 
         if targets:
-            if self._build_strategy.build_cinn_pass:
-                # TODO(Jiabin): Change this to True if we need this to be default option
+            # TODO(CZ): later when use cinn, set_prim_all_enabled and check_and_set_prim_all_enabled will be set at else branch.
             core.check_and_set_prim_all_enabled()
             backward.gradients(targets=targets, inputs=[])
 

python/paddle/jit/dy2static/program_translator.py

@@ -1140,8 +1140,7 @@ class ProgramCache:
         enable_prim = cache_key.kwargs['build_strategy'].build_cinn_pass
         # NOTE(xiongkun): Need a global FLAGS to enable/disable fallback
         enable_fallback = enable_prim
-        if enable_prim:
-            # TODO(Jiabin): Change this to True if we need this to be default option
+        # TODO(CZ): later when use cinn, set_prim_all_enabled and check_and_set_prim_all_enabled will be set at else branch.
         core.check_and_set_prim_all_enabled()
         try:
             concrete_program = ConcreteProgram.from_func_spec(